(3.5+x)x0.8=5.6的方程的解

2025-04-24 10:00:17
推荐回答(2个)
回答1:

(3.5+x)x0.8=5.6
3.5+x =5.6/0.8(5.6除以0.8)
3.5+x =7
x =3.5

回答2:

3.5+x=7
x=3.5